8513040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 26784000

約数和(自身を除く): 18270960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 449, 474, 632, 790, 898, 948, 1185, 1264, 1347, 1580, 1796, 1896, 2245, 2370, 2694, 3160, 3592, 3792, 4490, 4740, 5388, 6320, 6735, 7184, 8980, 9480, 10776, 13470, 17960, 18960, 21552, 26940, 35471, 35920, 53880, 70942, 106413, 107760, 141884, 177355, 212826, 283768, 354710, 425652, 532065, 567536, 709420, 851304, 1064130, 1418840, 1702608, 2128260, 2837680, 4256520, 8513040]

約数ペア:

[(1, 8513040), (2, 4256520), (3, 2837680), (4, 2128260), (5, 1702608), (6, 1418840), (8, 1064130), (10, 851304), (12, 709420), (15, 567536), (16, 532065), (20, 425652), (24, 354710), (30, 283768), (40, 212826), (48, 177355), (60, 141884), (79, 107760), (80, 106413), (120, 70942), (158, 53880), (237, 35920), (240, 35471), (316, 26940), (395, 21552), (449, 18960), (474, 17960), (632, 13470), (790, 10776), (898, 9480), (948, 8980), (1185, 7184), (1264, 6735), (1347, 6320), (1580, 5388), (1796, 4740), (1896, 4490), (2245, 3792), (2370, 3592), (2694, 3160)]